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Finding the Fourth Proportional to 3,398.05, 5,097.89 and 1,549.72

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Solution

The fourth proportional to 3,398.05, 5,097.89 and 1,549.72 is: 2,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.05 : 5,097.89 = 1,549.72 : x
  2. Step 2: Convert to fraction form
    3,398.05/5,097.89 = 1,549.72/x
  3. Step 3: Cross multiply
    3,398.05x = 5,097.89 × 1,549.72
  4. Step 4: Simplify right side
    3,398.05x = 7,900,302.09
  5. Step 5: Solve for x
    x = 7,900,302.09/3,398.05
  6. Step 6: Final answer
    x = 2,324.95

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